<template>
  <div class="app-container">
    <div class="filter-container">
      <el-input v-model="listQuery.title" placeholder="Title" style="width: 200px;" class="filter-item"
                @keyup.enter.native="handleFilter"/>
      <el-select v-model="listQuery.importance" placeholder="Imp" clearable style="width: 90px" class="filter-item">
        <el-option v-for="item in importanceOptions" :key="item" :label="item" :value="item"/>
      </el-select>
      <el-select v-model="listQuery.type" placeholder="Type" clearable class="filter-item" style="width: 130px">
        <el-option v-for="item in calendarTypeOptions" :key="item.key" :label="item.display_name+'('+item.key+')'"
                   :value="item.key"/>
      </el-select>
      <el-select v-model="listQuery.sort" style="width: 140px" class="filter-item" @change="handleFilter">
        <el-option v-for="item in sortOptions" :key="item.key" :label="item.label" :value="item.key"/>
      </el-select>
      <el-button v-waves class="filter-item" type="primary" icon="el-icon-search" @click="handleFilter">
        Search
      </el-button>
      <el-button class="filter-item" style="margin-left: 10px;" type="primary" icon="el-icon-edit"
                 @click="handleCreate">
        添加
      </el-button>
      <el-button v-waves :loading="downloadLoading" class="filter-item" type="primary" icon="el-icon-download"
                 @click="handleDownload">
        Export
      </el-button>
      <el-checkbox v-model="showReviewer" class="filter-item" style="margin-left:15px;" @change="tableKey=tableKey+1">
        reviewer
      </el-checkbox>
    </div>

    <el-table
      :key="tableKey"
      v-loading="listLoading"
      :data="list"
      border
      fit
      highlight-current-row
      style="width: 100%;"
      @sort-change="sortChange"
    >
      <el-table-column label="序号" prop="id" sortable="custom" align="center" width="80"
                       :class-name="getSortClass('id')">
        <template slot-scope="{row}">
          <span>{{ row.id }}</span>
        </template>
      </el-table-column>
      <el-table-column label="编码" prop="ammeterNo" sortable="custom" align="center" width="80"
                       :class-name="getSortClass('ammeterNo')">
        <template slot-scope="{row}">
          <span>{{ row.ammeterNo }}</span>
        </template>
      </el-table-column>
      <el-table-column label="名称" prop="ammeterName" sortable="custom" align="center" width="80"
                       :class-name="getSortClass('ammeterName')">
        <template slot-scope="{row}">
          <span>{{ row.ammeterName }}</span>
        </template>
      </el-table-column>
      <el-table-column label="组" prop="mGroup" sortable="custom" align="center" width="80"
                       :class-name="getSortClass('mGroup')">
        <template slot-scope="{row}">
          <span>{{ row.mGroup }}</span>
        </template>
      </el-table-column>
      <el-table-column label="车间" prop="mRoom" sortable="custom" align="center" width="120"
                       :class-name="getSortClass('mRoom')">
        <template slot-scope="{row}">
          <span>{{ row.mRoom }}</span>
        </template>
      </el-table-column>
      <el-table-column label="备注" prop="remark" sortable="custom" align="center" width="120"
                       :class-name="getSortClass('remark')">
        <template slot-scope="{row}">
          <span>{{ row.remark }}</span>
        </template>
      </el-table-column>
      <el-table-column label="Actions" align="center" width="230" class-name="small-padding fixed-width">
        <template slot-scope="{row,$index}">
          <el-button type="primary" size="mini" @click="handleUpdate(row)">
            编辑
          </el-button>
<!--          <el-button v-if="row.status!='published'" size="mini" type="success"-->
<!--                     @click="handleModifyStatus(row,'published')">-->
<!--            Publish-->
<!--          </el-button>-->
<!--          <el-button v-if="row.status!='draft'" size="mini" @click="handleModifyStatus(row,'draft')">-->
<!--            Draft-->
<!--          </el-button>-->
<!--          <el-button v-if="row.status!='deleted'" size="mini" type="danger" @click="handleDelete(row,$index)">-->
<!--            Delete-->
<!--          </el-button>-->
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="listQuery.page" :limit.sync="listQuery.limit"
                @pagination="getList"/>

    <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
      <el-form ref="dataForm" :rules="rules" :model="temp" label-position="left" label-width="70px"
               style="width: 400px; margin-left:50px;">
        <el-form-item label="编号" prop="ammeterNo">
          <el-input v-model="temp.ammeterNo" :disabled="ammeterNoDis"/>
        </el-form-item>
        <el-form-item label="名称" prop="ammeterName">
          <el-input v-model="temp.ammeterName"/>
        </el-form-item>
        <el-form-item label="组名" prop="mGroup">
          <el-input v-model="temp.mGroup"/>
        </el-form-item>
        <el-form-item label="车间" prop="mRoom">
          <el-input v-model="temp.mRoom"/>
        </el-form-item>
        <el-form-item label="备注">
          <el-input v-model="temp.remark" :autosize="{ minRows: 2, maxRows: 4}" type="textarea"
                    placeholder="请输入"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">
          取消
        </el-button>
        <el-button type="primary" @click="dialogStatus==='create'?createData():updateData()">
          确认
        </el-button>
      </div>
    </el-dialog>

    <el-dialog :visible.sync="dialogPvVisible" title="Reading statistics">
      <el-table :data="pvData" border fit highlight-current-row style="width: 100%">
        <el-table-column prop="key" label="Channel"/>
        <el-table-column prop="pv" label="Pv"/>
      </el-table>
      <span slot="footer" class="dialog-footer">
        <el-button type="primary" @click="dialogPvVisible = false">Confirm</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
  import { fetchList, fetchPv, createArticle, updateArticle } from '@/api/article'
  import waves from '@/directive/waves' // waves directive
  import { parseTime } from '@/utils'
  import { service2 as http } from '@/utils/request'
  import Pagination from '@/components/Pagination' // secondary package based on el-pagination

  const calendarTypeOptions = [
    { key: 'CN', display_name: 'China' },
    { key: 'US', display_name: 'USA' },
    { key: 'JP', display_name: 'Japan' },
    { key: 'EU', display_name: 'Eurozone' }
  ]

  // arr to obj, such as { CN : "China", US : "USA" }
  const calendarTypeKeyValue = calendarTypeOptions.reduce((acc, cur) => {
    acc[cur.key] = cur.display_name
    return acc
  }, {})

  export default {
    name: 'ComplexTable',
    components: { Pagination },
    directives: { waves },
    filters: {
      statusFilter(status) {
        const statusMap = {
          published: 'success',
          draft: 'info',
          deleted: 'danger'
        }
        return statusMap[status]
      },
      typeFilter(type) {
        return calendarTypeKeyValue[type]
      }
    },
    data() {
      return {
        tableKey: 0,
        list: null,
        total: 0,
        listLoading: true,
        ammeterNoDis: false,
        listQuery: {
          page: 1,
          limit: 20,
          importance: undefined,
          title: undefined,
          type: undefined,
          sort: '+id'
        },
        importanceOptions: [1, 2, 3],
        calendarTypeOptions,
        sortOptions: [{ label: 'ID Ascending', key: '+id' }, { label: 'ID Descending', key: '-id' }],
        statusOptions: ['published', 'draft', 'deleted'],
        showReviewer: false,
        temp: {
          id: undefined,
          ammeterNo: 1,
          ammeterName: '',
          mGroup: '',
          mRoom: '',
          remark: ''
        },
        dialogFormVisible: false,
        dialogStatus: '',
        textMap: {
          update: '编辑',
          create: '添加'
        },
        dialogPvVisible: false,
        pvData: [],
        rules: {
          type: [{ required: true, message: 'type is required', trigger: 'change' }],
          timestamp: [{ type: 'date', required: true, message: 'timestamp is required', trigger: 'change' }],
          title: [{ required: true, message: 'title is required', trigger: 'blur' }]
        },
        downloadLoading: false
      }
    },
    created() {
      this.getList()
    },
    methods: {
      getList() {
        this.listLoading = true
        http({
          url: '/power/powerNameList',
          method: 'get'
        }).then(res => {
          console.info('res', res)
          this.list = res.list
          this.total = 30
          this.listLoading = false
        })
        // fetchList(this.listQuery).then(response => {
        //   this.list = response.data.items
        //   this.total = response.data.total
        //
        //   // Just to simulate the time of the request
        //   setTimeout(() => {
        //     this.listLoading = false
        //   }, 1.5 * 1000)
        // })
      },
      handleFilter() {
        this.listQuery.page = 1
        this.getList()
      },
      handleModifyStatus(row, status) {
        this.$message({
          message: '操作Success',
          type: 'success'
        })
        row.status = status
      },
      sortChange(data) {
        const { prop, order } = data
        if (prop === 'id') {
          this.sortByID(order)
        }
      },
      sortByID(order) {
        if (order === 'ascending') {
          this.listQuery.sort = '+id'
        } else {
          this.listQuery.sort = '-id'
        }
        this.handleFilter()
      },
      resetTemp() {
        this.temp = {
          id: undefined,
          importance: 1,
          remark: '',
          timestamp: new Date(),
          title: '',
          status: 'published',
          type: ''
        }
      },
      handleCreate() {
        this.ammeterNoDis = false
        this.resetTemp()
        this.dialogStatus = 'create'
        this.dialogFormVisible = true
        this.$nextTick(() => {
          this.$refs['dataForm'].clearValidate()
        })
      },
      createData() {
        this.$refs['dataForm'].validate((valid) => {
          if (valid) {
            http({
              url: '/power/savePowerName',
              method: 'post',
              params: { ...this.temp, createOrUpdate: 0 }
            }).then(res => {
              if (res.code != 1) {
                this.dialogFormVisible = false
                this.$notify({
                  title: 'ok',
                  message: '重复的编号',
                  type: 'warning',
                  duration: 2000
                })
                return
              }
              this.list.unshift(this.temp)
              this.dialogFormVisible = false
              this.$notify({
                title: 'ok',
                message: '添加成功',
                type: 'success',
                duration: 2000
              })
            })
            // createArticle(this.temp).then(() => {
            //   this.list.unshift(this.temp)
            //   this.dialogFormVisible = false
            //   this.$notify({
            //     title: 'Success',
            //     message: 'Created Successfully',
            //     type: 'success',
            //     duration: 2000
            //   })
            // })
          }
        })
      },
      handleUpdate(row) {
        this.ammeterNoDis = true
        this.temp = Object.assign({}, row) // copy obj
        // this.temp.timestamp = new Date(this.temp.timestamp)
        this.dialogStatus = 'update'
        this.dialogFormVisible = true
        this.$nextTick(() => {
          this.$refs['dataForm'].clearValidate()
        })
      },
      updateData() {
        this.$refs['dataForm'].validate((valid) => {
          if (valid) {
            http({
              url: '/power/savePowerName',
              method: 'post',
              params: { ...this.temp, createOrUpdate: 1 }
            }).then(res => {
              if(res.code != 1){
                this.$notify({
                  title: 'ok',
                  message: '出错了',
                  type: 'error',
                  duration: 2000
                })
                return
              }
              const index = this.list.findIndex(v => v.ammeterNo === this.temp.ammeterNo)
              this.list.splice(index, 1, this.temp)
              this.dialogFormVisible = false
              this.$notify({
                title: 'ok',
                message: '更新成功',
                type: 'success',
                duration: 2000
              })
            })
            // const tempData = Object.assign({}, this.temp)
            // tempData.timestamp = +new Date(tempData.timestamp) // change Thu Nov 30 2017 16:41:05 GMT+0800 (CST) to 1512031311464
            // updateArticle(tempData).then(() => {
            //   const index = this.list.findIndex(v => v.id === this.temp.id)
            //   this.list.splice(index, 1, this.temp)
            //   this.dialogFormVisible = false
            //   this.$notify({
            //     title: 'Success',
            //     message: 'Update Successfully',
            //     type: 'success',
            //     duration: 2000
            //   })
            // })
          }
        })
      },
      handleDelete(row, index) {
        this.$notify({
          title: 'Success',
          message: 'Delete Successfully',
          type: 'success',
          duration: 2000
        })
        this.list.splice(index, 1)
      },
      handleFetchPv(pv) {
        fetchPv(pv).then(response => {
          this.pvData = response.data.pvData
          this.dialogPvVisible = true
        })
      },
      handleDownload() {
        this.downloadLoading = true
        import('@/vendor/Export2Excel').then(excel => {
          const tHeader = ['timestamp', 'title', 'type', 'importance', 'status']
          const filterVal = ['timestamp', 'title', 'type', 'importance', 'status']
          const data = this.formatJson(filterVal)
          excel.export_json_to_excel({
            header: tHeader,
            data,
            filename: 'table-list'
          })
          this.downloadLoading = false
        })
      },
      formatJson(filterVal) {
        return this.list.map(v => filterVal.map(j => {
          if (j === 'timestamp') {
            return parseTime(v[j])
          } else {
            return v[j]
          }
        }))
      },
      getSortClass: function(key) {
        const sort = this.listQuery.sort
        return sort === `+${key}` ? 'ascending' : 'descending'
      }
    }
  }
</script>
